Title (en)

DISPLAY PANEL AND ELECTRONIC DEVICE

Title (de)

ANZEIGETAFEL UND ELEKTRONISCHE VORRICHTUNG

Title (fr)

PANNEAU D'AFFICHAGE ET DISPOSITIF ÉLECTRONIQUE

Publication

EP 3825993 A1 20210526 (EN)

Application

EP 20190651 A 20200812

Priority

CN 201911148760 A 20191121

Abstract (en)

The present invention relates to relates to a display panel and an electronic device. The display panel comprises: a light-transmissive display area, the light-transmissive display area comprises first pixel driving circuits; a first pixel array, comprising an alternating light-emitting region, the alternating light-emitting region includes a plurality of sub-pixel groups, the plurality of sub-pixel groups include at least two colors, and each one of the plurality of sub-pixel groups includes at least one sub-pixel of the same color, at least two sub-pixel groups of the same color are connected in parallel to the same one of said first pixel driving circuits; a plurality of switching circuits, each one of the plurality of switching circuits is connected with corresponding sub-pixel groups and first pixel driving circuit; a control circuit configured to connect with the plurality of the switching circuits and the first pixel driving circuits, and the control circuit is configured to control at least two switching circuits connected with the sub-pixel groups of the same color to alternately turn on and control the first pixel driving circuits to make the sub-pixel groups of the same color in the alternating light-emitting region to emit light alternately.

IPC 8 full level

G09G 3/20 (2006.01); G09G 3/3225 (2016.01)

CPC (source: CN EP US)

G09G 3/20 (2013.01 - CN EP); G09G 3/32 (2013.01 - US); G09G 3/3225 (2013.01 - EP); G09G 2300/0443 (2013.01 - EP); G09G 2300/0452 (2013.01 - EP US); G09G 2300/0804 (2013.01 - EP); G09G 2310/0224 (2013.01 - EP); G09G 2360/144 (2013.01 - EP)

Citation (search report)

• [I] EP 1679687 A2 20060712 - SAMSUNG SDI CO LTD [KR]
• [A] CN 107610635 A 20180119 - WUHAN TIANMA MICRO ELECTRONICS CO LTD
• [A] CN 110265455 A 20190920 - WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECH CO LTD
• [A] CN 110232892 A 20190913 - WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECH CO LTD

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 3825993 A1 20210526; EP 3825993 B1 20230607; CN 112825233 A 20210521; ES 2950750 T3 20231013; US 11107392 B2 20210831; US 2021158746 A1 20210527

DOCDB simple family (application)

EP 20190651 A 20200812; CN 201911148760 A 20191121; ES 20190651 T 20200812; US 202016928923 A 20200714